# Devil alarm vs Alarm Clock：Keep Alarm

The clearest difference is update cadence: Devil alarm at daily against Alarm Clock：Keep Alarm's every 10 days. Devil alarm also leads on ratings volume (7 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Devil alarm sells 2 in-app purchases, starting at $0.99 per month and Alarm Clock：Keep Alarm sells 7 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Devil alarm against 5.0 for Alarm Clock：Keep Alarm. That said, the two scores are not equally well evidenced: Devil alarm has 7 ratings behind it against 1, so its average is the more settled of the two.

Devil alarm ships an update daily, Alarm Clock：Keep Alarm every 10 days. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Devil alarm | Alarm Clock：Keep Alarm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (7 ratings)](https://appshunter.io/ios/app/devil-alarm/id1562621417/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/alarm-clockkeep-alarm/id6748389730/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 10 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 114 MB | 157 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Mingkun Technology Co., Ltd.](https://appshunter.io/developer/1538910201) | [Beijing Haoxin Technology Co., Ltd.](https://appshunter.io/developer/1489694807) |

## What reviewers say

### Devil alarm

[App page](https://appshunter.io/ios/app/devil-alarm/id1562621417)

This app helps you wake up with a variety of engaging tasks, from shaking your device to solving math problems. Record custom wake-up sounds and receive spoken time and remarks to motivate you. It's designed to ensure you don't miss important events or appointments.

**Highlights:** Scheduled trip alarms, Customizable wake-up recordings, Spoken time and remarks, Shake to dismiss, QR/barcode scan to dismiss, Typing tasks, Pressing tasks, Math problem solving

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly membership | $0.99 | per month |
| Life membership purchase | $4.99 | one-time |


### Alarm Clock：Keep Alarm

[App page](https://appshunter.io/ios/app/alarm-clockkeep-alarm/id6748389730)

This app uses engaging challenges like puzzles and reaction tests to ensure you wake up. You must complete these tasks to turn off the alarm, making it ideal for those who struggle with oversleeping.

**Highlights:** Wake-up challenges (puzzles, memory, reaction), Multiple alarm disabling methods, Variety of ringtones, Develop early rising habits, Achievement-based waking

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周卡会员 | $0.99 | per 7 days |
| 季卡会员 | $5.99 | per 3 months |
| 年卡会员 | $6.99 | per year |
| 年卡会员 | $6.99 | per year |
| 周卡会员 | $0.99 | one-time |
| 年卡会员 | $6.99 | one-time |
| 永久会员 | $9.99 | one-time |


## Frequently asked questions

### Is Devil alarm free?

Devil alarm is free to download, with in-app purchases available.

### Is Alarm Clock：Keep Alarm free?

Alarm Clock：Keep Alarm is free to download, with in-app purchases available.

### Which has better reviews, Devil alarm or Alarm Clock：Keep Alarm?

Alarm Clock：Keep Alarm is rated higher. Devil alarm averages 4.9 out of 5 from 7 ratings, while Alarm Clock：Keep Alarm averages 5.0 from 1 ratings.

### Do Devil alarm or Alarm Clock：Keep Alarm have ads?

Both Devil alarm and Alarm Clock：Keep Alarm show ads.

### Which is updated more often, Devil alarm or Alarm Clock：Keep Alarm?

Devil alarm ships an update daily, and Alarm Clock：Keep Alarm every 10 days. Most recently, Devil alarm was updated on October 24, 2026 and Alarm Clock：Keep Alarm on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*